Vestibulum

Pl.: vestibula

An entrance court. In bath buildings, the first room entered by the bathers; it was often used as a lounge to relax or socialise before or after bathing.

Plan of the Forum Baths of Cumae, with the vestibule highlighted in orange (plan by Konogan Beaufay, redrawn from Guardascione 2019, fig. 1).

One of the entrance vestibules of the Large East Baths of Mactar, Tunisia (photo Konogan Beaufay).